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CVE-2026-121971

🗓️ 04 Nov 2026 17:43:34Reported by CheckmarxType 
cve
 cve
🔗 web.nvd.nist.gov👁 8 Views

ScopingHttpClient in Symfony HttpClient leaks default scope credentials to other origins.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-121971
4 Nov 202617:52
–circl
cvelist
Cvelist
CVE-2026-121971 Symfony: ScopingHttpClient Sends the Credentials of Its Default Scope to Other Origins Through Network-Path References
4 Nov 202617:43
–cvelist
euvd
EUVD
EUVD-2026-117008
4 Nov 202617:43
–euvd
nvd
NVD
CVE-2026-121971
4 Nov 202618:17
–nvd
ptsecurity
Positive Technologies
PT-2026-137071
4 Nov 202600:00
–ptsecurity
CNA
Node
OR
sensiolabssymfonyRange0–5.4.56
sensiolabssymfonyRange6.0.0–6.4.50
sensiolabssymfonyRange7.0.0–7.4.23
sensiolabssymfonyRange8.0.0–8.1.11
[
  {
    "vendor": "sensiolabs",
    "product": "symfony",
    "collectionURL": "https://packagist.org/packages/symfony/http-client",
    "packageName": "symfony/http-client",
    "repo": "https://github.com/symfony/http-client",
    "modules": [
      "Symfony\\Component\\HttpClient\\ScopingHttpClient"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "5.4.56",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "6.0.0",
        "lessThan": "6.4.50",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7.0.0",
        "lessThan": "7.4.23",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "8.0.0",
        "lessThan": "8.1.11",
        "versionType": "git"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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04 Nov 2026 18:17Current
5.8Medium risk
Vulners AI Score5.8
CVSS 48.2
8